Finding the Fourth Proportional to 12,753,519.04, 19,130,299.08 and 3,880,447.48
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Solution
The fourth proportional to 12,753,519.04, 19,130,299.08 and 3,880,447.48 is: 5,820,677.46
Step by Step Solution
- Step 1: Write the proportion equation
12,753,519.04 : 19,130,299.08 = 3,880,447.48 : x - Step 2: Convert to fraction form
12,753,519.04/19,130,299.08 = 3,880,447.48/x - Step 3: Cross multiply
12,753,519.04x = 19,130,299.08 × 3,880,447.48 - Step 4: Simplify right side
12,753,519.04x = 74,234,120,856,632.31 - Step 5: Solve for x
x = 74,234,120,856,632.31/12,753,519.04 - Step 6: Final answer
x = 5,820,677.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.